Thermal-Magnetic Circuit Breakers 3300/3400 Description Single pole thermal-magnetic circuit breakers with tease-free, trip-free, press-to-reset, snap action mechanism (R-type TM CBE to EN 60934 M-type with manual release (-H). Available with fast acting and standard magnetic tripping characteristics - types 3300 and 3400 - both with threadneck panel mounting. Options include auxiliary contacts, a separate shunt tap terminal (-A3), and pull-to-trip manual release (-H). Approved to CBE standard EN 60934 (IEC 60934). Typical applications Control systems, instrumentation, medical equipment, machine tools, 1 robotics. 3300 3400 fast acting standard delay Ordering information 3300 Technical data Type No. 3300 fast acting For further details please see: Thermal-Magnetic Circuit Breakers 3300/3400 Dimensions Internal connection diagrams 3300/3400 3400 -iG2-P10 6.4 .252 line 1 line 1 5 7 M12x1 tightening torque max. 1.5 Nm 3 4 6 3 (from I =8 A) N > > I I 1 2 2 with shunt terminal (-A3) and auxiliary contacts (-Si) Terminal design 3400 blade terminals DIN 46244-A6.3-0.8 14.5 (QC .250) 42 .571 1.65 29 mounting hole -P10-A3 1.14 13 2 5 current rating in A -P10-Si 12.2 -0.1 .480 -H (3400 only) -.004 6.4 14 6 2 10.5 .252 .413 M12x1 -K20 5 1.5 .197 .059 12 mounting holes M3.5x5.5 ISO 1207 tightening torque max. 0.8 Nm +0.2 Standard current ratings and typical internal resistance values 3 +.008 .118 Current Current Internal resistance Internal resistance ratings ratings () () (A) (A) 3300 3400 3300 3400 0.05 447 211 3 0.18 0.19 Installation drawing 0.1 131 131 4 0.109 0.090 0.2 41 40 5 0.066 0.061 0.3 19.6 19.3 6 0.046 0.041 operating area (reinforced insulation) 0.4 10.4 10.4 7 0.032 0.034 0.5 7.2 7.1 8 0.02 0.02 0.6 4.8 4.3 10 0.02 0.02 0.8 2.5 2.5 12 0.02 0.02 1 1.93 1.67 13 0.02 0.02 1.5 0.81 0.61 14 0.02 0.02 (max. 2 mm/ .079 in. when 2 0.44 0.38 15 0.02 0.02 fitted with water splash cover) 2.5 0.27 0.24 16 0.02 0.02 3 1 3 .118 .039 mounting area .118 mm This is a metric design and millimeter dimensions take precedence ( ) inch 2 www.e-t-a.de 1942 26 1.02 24.5 OFF OFF 22.5 .965 .886 0.2 9.5 18.5 ON SW14 16 ON 11 .374 .728 .630 .008 .551 .433 +0.2 12.5 +.008 .492 3 50.3 (-iG2) .118 11.4 52.3 (-H) 10 41 .394 .450 1.98 (-iG2) 1.61 2.06 (-H) max. 2.5 max .098 11.5 -0.1 .453 -.004 9 .354 7 .276